Get Info on Plane/Axis Example (C++ COM)

This example shows how to get parameter information for the currently selected reference plane or reference axis.

 

void GetRefObjectInfo()

{

 LPMODELDOC m_ModelDoc = NULL;

 HRESULT hres = NOERROR;

 

 // Retrieve IModelDoc pointer

 hres = UserApp->getSWApp()->get_IActiveDoc( &m_ModelDoc );  

 if( m_ModelDoc == NULL )

  return; 

 

long type;

 

// Helper function

IFeature* m_Feature = GetSelectedFeature( m_ModelDoc, &type ); 

 

if( m_Feature != NULL )

{

BSTR bFeatName;

 

// Get feature name

hres = m_Feature->get_Name( &bFeatName );    

BSTR bTypeName;

 

// Get the feature type

hres = m_Feature->GetTypeName( &bTypeName );    

CString featName( bFeatName );

CString typeName( bTypeName );

CString message;        

 

// Display message to user

message.Format( _T("Type: %s\nName: %s"), typeName, featName );

  

SysFreeString(bFeatName);

SysFreeString(bTypeName);

 

// If the selected feature is a Reference Plane

if (type == swSelDATUMPLANES)      

{   

LPUNKNOWN iUnk = NULL;

// Get the RefPlane interface

hres = m_Feature->IGetSpecificFeature( &iUnk );  

 

IRefPlane* refPlane = NULL;

hres = iUnk->QueryInterface( IID_IRefPlane, (LPVOID*)&refPlane);

double values[9];

// Get Ref Plane parameters

hres = refPlane->IGetRefPlaneParams( values );   

   

CString message2;       // Display message to user

message2.Format( _T("RefPlaneParams\nOrigin:%f, %f, %f\n X-Dir:%f, %f, %f\nNormal:%f, %f, %f"), values[0], values[1], values[2], values[3], values[4], values[5], values[6], values[7], values[8] );

AfxMessageBox( message2 );

 

refPlane->Release();

 

}

else if (type == swSelDATUMAXES)      

// If the selected feature is a Reference Axis

{  

LPUNKNOWN iUnk = NULL;

 

// Get the RefAxis interface

hres = m_Feature->IGetSpecificFeature( &iUnk );  

 

IRefAxis* refAxis = NULL;

hres = iUnk->QueryInterface( IID_IRefAxis, (LPVOID*)&refAxis);

double values[6];

 

// Get Ref Axis parameters

hres = refAxis->IGetRefAxisParams( values );   

 

// Display message to user

CString message2;       

message2.Format( _T("RefPlaneParams\nStartPt:%f, %f, %f\nEndPt:%f, %f, %f"), values[0], values[1], values[2], values[3], values[4], values[5] );

AfxMessageBox( message2 );

 

refAxis->Release();

}

 

// Display message to user

AfxMessageBox( message );       

 

}

 

m_ModelDoc->Release();

m_Feature->Release();

 

}